Niu to Porto time converter

Porto is 11 hours ahead of Niu. When it is 9:00 AM in Niu, it is 8:00 PM in Porto.

Niu HST

Tuesday, October 20, 2026

Porto WEST

Tuesday, October 20, 2026

Niu
Hawaii, United States
Tue, Oct 20
HSTUTC-10
Porto
Portugal
Tue, Oct 20
WESTUTC+1+11h
Finding your time zone…
Shared working hours (9:00–18:00)

Niu to Porto conversion table

Every hour of today in Niu and the matching time in Porto. Light rows are typical working hours (9:00–18:00).

NiuPorto
12:00 AM11:00 AM
1:00 AM12:00 PM
2:00 AM1:00 PM
3:00 AM2:00 PM
4:00 AM3:00 PM
5:00 AM4:00 PM
6:00 AM5:00 PM
7:00 AM6:00 PM
8:00 AM7:00 PM
9:00 AM8:00 PM
10:00 AM9:00 PM
11:00 AM10:00 PM
12:00 PM11:00 PM
1:00 PM12:00 AM+1 day
2:00 PM1:00 AM+1 day
3:00 PM2:00 AM+1 day
4:00 PM3:00 AM+1 day
5:00 PM4:00 AM+1 day
6:00 PM5:00 AM+1 day
7:00 PM6:00 AM+1 day
8:00 PM7:00 AM+1 day
9:00 PM8:00 AM+1 day
10:00 PM9:00 AM+1 day
11:00 PM10:00 AM+1 day

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Niu (8:00 PM – 10:00 PM in Porto): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Niu and Porto switch clocks on different dates:

  • Oct 20, 2026 – Oct 24, 2026: +11h
  • Oct 24, 2026 – Mar 27, 2027: +10h
  • Mar 27, 2027 – Oct 20, 2027: +11h

Distance

Niu and Porto are 12,377 km (7,691 miles) apart in a straight line.

More conversions

Porto to NiuNiu to New YorkNiu to LondonNiu to Los AngelesNiu to ChicagoNiu to TorontoNiu to São PauloNiu to ParisNiu to BerlinNiu to MoscowNiu to DubaiNiu to New DelhiNiu to Bangkok
New York to PortoLondon to PortoLos Angeles to PortoChicago to PortoToronto to PortoSão Paulo to PortoParis to PortoBerlin to PortoMoscow to PortoDubai to PortoNew Delhi to PortoBangkok to Porto

Questions and answers

What is the time difference between Niu and Porto?

Porto is 11 hours ahead of Niu.

What time is it in Porto when it is 9 AM in Niu?

When it is 9:00 AM in Niu, it is 8:00 PM in Porto.

When is the best time to call Porto from Niu?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Niu (8:00 PM – 10:00 PM in Porto): working hours on one side, early or late on the other.

Does the time difference between Niu and Porto change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.